Air quality index [µg/m3]:
excellent ≤ 20
good ≤ 60
lightly polluted ≤ 100
moderately polluted ≤ 140
heavily polluted ≤ 200
severely polluted > 200
PM 2.5
[µg/m3]
PM 10
HOUR GROUND ROOF (BEFORE FILTERS)  ROOF (AFTER FILTERS)
200086lightly pollutedexcellent101excellent
190082lightly pollutedexcellent91excellent
180081lightly pollutedexcellent101excellent
170078lightly pollutedexcellent91excellent
160077lightly pollutedexcellent91excellent
150066lightly pollutedexcellent91excellent
140072lightly pollutedexcellent91excellent
130061lightly pollutedexcellent71excellent
120059goodexcellent71excellent
110062lightly pollutedexcellent61excellent
100069lightly pollutedexcellent71excellent
090074lightly pollutedexcellent71excellent
080077lightly pollutedexcellent71excellent
070081lightly pollutedexcellent81excellent
060081lightly pollutedexcellent91excellent
050052goodexcellent91excellent
040030goodexcellent101excellent
030046goodexcellent131excellent
020089lightly pollutedexcellent121excellent
010051goodexcellent121excellent
000066lightly pollutedexcellent151excellent
230081lightly pollutedexcellent181excellent
2200115moderately pollutedexcellent201excellent
210041goodexcellent171excellent